Refrigerator



FIG. 1 is a perspective view of a refrigerator, showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left-side view thereof;

FIG. 5 is a right-side view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a fragmented enlarged perspective view of the upper portion of the refrigerator; and,

FIG. 9 is a fragmented enlarged perspective view of the lower portion of the refrigerator.

The broken lines showing the remainder of the refrigerator are directed to environment and are for illustrative purposes only; the broken lines form no part of the claimed design. 

CLAIM The ornamental design for a refrigerator, as shown and described. 